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Earthquake numbers by district and magnitude

February 2011
District M>=6 6>M>=5 5>M>=4 4>M>=3 M<3 Unknown Total
Hokkaido 0 1 6 34 755 70 866
Tohoku 0 6 11 35 1703 51 1806
Kanto 0 2 5 25 1118 47 1197
Chubu 0 2 1 32 1750 13 1798
Kinki 0 0 1 9 1028 9 1047
Chugoku, Shikoku 0 0 1 2 477 5 485
Kyushu, Ryukyu Is. 0 4 11 74 2279 214 2582
Near Japan * 0 10 70 94 71 20 265
Total 0 25 106 305 9181 429 10046

*; Sakhalin, Kurile Is., Korea, Ogasawara Is., Primorskii, Taiwan
Total number of earthquakes felt with a seismic intensity of 1 or greater on the JMA scale: 163
(Includes earthquakes whose hypocentral parameters were not determined.)